// Copyright (C) 2014 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 14.1
description: >
    rest index
---*/
function Test() {
    assert.sameValue(
        (function(...args) { return args.length; })(1,2,3,4,5),
        5,
        "`(function(...args) { return args.length; })(1,2,3,4,5)` returns `5`"
    );
    assert.sameValue(
        (function(a, ...args) { return args.length; })(1,2,3,4,5),
        4,
        "`(function(a, ...args) { return args.length; })(1,2,3,4,5)` returns `4`"
    );
    assert.sameValue(
        (function(a, b, ...args) { return args.length; })(1,2,3,4,5),
        3,
        "`(function(a, b, ...args) { return args.length; })(1,2,3,4,5)` returns `3`"
    );
    assert.sameValue(
        (function(a, b, c, ...args) { return args.length; })(1,2,3,4,5),
        2,
        "`(function(a, b, c, ...args) { return args.length; })(1,2,3,4,5)` returns `2`"
    );
    assert.sameValue(
        (function(a, b, c, d, ...args) { return args.length; })(1,2,3,4,5),
        1,
        "`(function(a, b, c, d, ...args) { return args.length; })(1,2,3,4,5)` returns `1`"
    );
    assert.sameValue(
        (function(a, b, c, d, e, ...args) { return args.length; })(1,2,3,4,5),
        0,
        "`(function(a, b, c, d, e, ...args) { return args.length; })(1,2,3,4,5)` returns `0`"
    );
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
